Exchanging The Cooling Liquid And Cleaning The Tank - VHF Z4 Originalbetriebsanleitung

EN 38
The Tools section of the user interface
F . 34 T
IG OOLS SECTION
1. Color code of the currently selected tool magazine
2. Tool with expired tool life (red circle)
3. Tool life value indicator (blue outer circle)
4. Menu for selecting the tool magazine
5. Marking for the tool magazine currently inserted in the
working chamber
6. Marking for the tool magazine currently shown on the
touchscreen
6.8 Exchanging the cooling liquid
and cleaning the tank
cooling liquid
Wet machining without suitable cooling liquid can
damage the machine, tools and blanks.
The machine needs cooling liquid that meets the
following requirements:
Without sufficient cooling liquid in the tank, wet
machining is not possible. The machine regularly
reminds you via the touchscreen to exchange the
cooling liquid. You can find the appropriate interval in
the maintenance table. Of course, you can exchange
the cooling liquid at any time.
You need to exchange the cooling liquid in the
following cases:
Every time you exchange the cooling liquid, you must
also clean the tank.
Original Operating Instructions: Z4
Version: 12/15/2021
Z4 – Operation: Preparing jobs
Damages caused by wet
NOTICE
machining with unsuitable
Before you execute a job, ensure that the cooling
liquid is clean and the liquid level is sufficient.
Only use cooling liquid that meets the requirements
listed below.
If you use a cooling lubricant: Only add the cooling
lubricant Tec Liquid Pro to the cooling liquid.
Exchange used cooling liquid according to the main-
tenance table. Clean the cooling liquid tank before
refilling it.
If you use a cleaning agent to clean the tank, ensure
that no residues of it remain in the tank.
Drinking water
n
No added chlorine
n
No distilled water
n
No carbonated water
n
The liquid level lies below the min mark.
n
The change interval in the maintenance table has
n
been exceeded.
The cooling liquid is soiled.
n
In case of a strong odor from or a biofilm on the
n
cooling liquid.
If you use a cooling lubricant: The pH value is
n
below 9.
The cooling liquid tank is dishwasher-safe. If
you use a dishwasher, select a cleaning
program with a maximum temperature of 70 °C
(160 °F). To preserve the cooling liquid filter,
you can remove it and clean it by hand.